demo · HACKER NEWS RECOMMENDATION
Vintage Electronics - The Tefifon
Techmoan · 3 HN recommenders · 3 recommendation months
Recommended by 3 Hacker News commenters across 3 months (2016–2018).
SignalTube analysis
Among 20 other demo videos tagged Audio & video engineering, the mean is 1.4 distinct HN recommenders. This video has 3 distinct HN recommenders, about 2.1× that mean. Recommendations span 3 distinct months; the peer average is 1.4 months. This is a data-derived comparison, not a human review or quality rating.
75% of its 4 labeled comments are marked as recommendations or strong recommendations. HN mention years are 2016–2018; those years describe discussion history, not upload date. Its verified runtime is 10 minutes 19 seconds. YouTube lists its publication date as 2015-04-06.
- Channel / speaker
- Techmoan
- Verified runtime
- 10m 19s
- YouTube upload date
- 2015-04-06
- Hacker News mention years
- 2016–2018
SAME TOPIC AND FORMAT
Compare with related videos
The comparison cohort uses other demo videos in Audio & video engineering. “Shared recommenders” counts HN users who recommended both videos in the source graph.
| Video | HN recommenders | Recommendation months | Positive label share | Shared recommenders | Runtime | Upload date |
|---|---|---|---|---|---|---|
| Vintage Electronics - The TefifonCurrent video | 3 | 3 | 75% | — | 10m 19s | 2015-04-06 |
| Virtual Barber Shop (Audio...use headphones, close ur eyes)demo · LovelyVirus | 4 | 4 | 31% | No recorded overlap | 4m 41s | 2007-05-05 |
| Riding the Booster with enhanced sounddemo · Michael Interbartolo | 3 | 3 | 100% | No recorded overlap | 8m 32s | 2012-03-15 |
| E-Ink on Android, and other new things!demo · Technology Connections | 3 | 3 | 100% | No recorded overlap | 6m 40s | 2019-04-09 |
THREE SOURCE-BASED CONTEXT POINTS
Why Hacker News recommends it
Each note combines the dataset’s stance label and short rationale; comment bodies are not reproduced. Open the HN source for the original discussion.
The archive classifies this as a strong recommendation in “The Nixie Tube Story: The Neon Display Tech That Engineers Can’t Quit”. Its short rationale: Gateway video into vintage electronics channel.
The archive classifies this as a contextual reference in ““Talking rubber”, a forgotten audio format”. Its short rationale: Tefifon is an elastic loop format, like 8-track meets vinyl.
The archive classifies this as a recommendation in “USB power supply puts 220 Mains power out on USB jack”. Its short rationale: Techmoan reviews obscure old HiFi gear like the Tefifon.